
for (( i = 0x0; i < 0x30; i++))
do
    echo -ne "0x`printf %.2X $i`: ";
    i2cset -f -y 0x01 0x04 0x`printf %X $i`;
    v=`i2cget -f -y 0x01 0x04 0x00 w`;
    echo $v $(( v ));
    sleep 0;
done
